Regulation & law · 28/10/2009Updated: 10/17/2026 · 1 min read
U.S. Government Declares National Emergency in Response to 2009 H1N1 Flu Pandemic
Summary
On April 27, 2009, the U.S. government declared a national emergency in response to the 2009 H1N1 influenza pandemic, which was declared a public health emergency by the World Health Organization (WHO) on April 27, 2009.
Original source language: Federal Register — All DocumentsOpen original release →